i tried to solve it by myself but
in my expression as you see i get a totally different expression when i do coefficient of exponent then the one in the solution
did i do it correctly
the alpha and beta dissapeared
why?
i tried to solve it by myself but
in my expression as you see i get a totally different expression when i do coefficient of exponent then the one in the solution
did i do it correctly
the alpha and beta dissapeared
why?